/Engine/Source/Runtime/GeometryCore/Public/DynamicMesh/MeshTransforms.h
Apply Scale to vertex positions of Mesh, relative to given Origin. Does not modify any other attributes (normals/etc)
namespace MeshTransforms { void MeshTransforms::Scale ( [FDynamicMesh3](API\Runtime\GeometryCore\DynamicMesh\FDynamicMesh3) & Mesh, const FVector3d & Scale, const FVector3d & Origin, bool bReverseOrientationIfNeeded ) }